77631680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{4951}}^1$

素因数の和:4982

約数の個数: 84

約数和(自身を含む): 215085168

約数和(自身を除く): 137453488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4951, 7840, 9902, 15680, 19804, 24755, 34657, 39608, 49510, 69314, 79216, 99020, 138628, 158432, 173285, 198040, 242599, 277256, 316864, 346570, 396080, 485198, 554512, 693140, 792160, 970396, 1109024, 1212995, 1386280, 1584320, 1940792, 2218048, 2425990, 2772560, 3881584, 4851980, 5545120, 7763168, 9703960, 11090240, 15526336, 19407920, 38815840, 77631680]

約数ペア:

[(1, 77631680), (2, 38815840), (4, 19407920), (5, 15526336), (7, 11090240), (8, 9703960), (10, 7763168), (14, 5545120), (16, 4851980), (20, 3881584), (28, 2772560), (32, 2425990), (35, 2218048), (40, 1940792), (49, 1584320), (56, 1386280), (64, 1212995), (70, 1109024), (80, 970396), (98, 792160), (112, 693140), (140, 554512), (160, 485198), (196, 396080), (224, 346570), (245, 316864), (280, 277256), (320, 242599), (392, 198040), (448, 173285), (490, 158432), (560, 138628), (784, 99020), (980, 79216), (1120, 69314), (1568, 49510), (1960, 39608), (2240, 34657), (3136, 24755), (3920, 19804), (4951, 15680), (7840, 9902)]